[IMP] mail: better field label
[IMP] mail: better field label

Needaction is definitely too technical

syci/OCB,laslabs/odoo,optima-ict/odoo,dfang/odoo,Elico-Corp/odoo_OCB,laslabs/odoo,ygol/odoo,hip-odoo/odoo,sysadminmatmoz/OCB,dfang/odoo,sysadminmatmoz/OCB,sysadminmatmoz/OCB,bplancher/odoo,optima-ict/odoo,stephen144/odoo,stephen144/odoo,sysadminmatmoz/OCB,stephen144/odoo,optima-ict/odoo,sysadminmatmoz/OCB,storm-computers/odoo,storm-computers/odoo,hip-odoo/odoo,microcom/odoo,hip-odoo/odoo,ygol/odoo,microcom/odoo,laslabs/odoo,bplancher/odoo,Elico-Corp/odoo_OCB,ygol/odoo,dfang/odoo,Elico-Corp/odoo_OCB,optima-ict/odoo,laslabs/odoo,microcom/odoo,Elico-Corp/odoo_OCB,ygol/odoo,laslabs/odoo,dfang/odoo,optima-ict/odoo,syci/OCB,dfang/odoo,hip-odoo/odoo,ygol/odoo,microcom/odoo,syci/OCB,laslabs/odoo,storm-computers/odoo,hip-odoo/odoo,storm-computers/odoo,stephen144/odoo,bplancher/odoo,storm-computers/odoo,optima-ict/odoo,microcom/odoo,Elico-Corp/odoo_OCB,dfang/odoo,syci/OCB,sysadminmatmoz/OCB,bplancher/odoo,hip-odoo/odoo,stephen144/odoo,stephen144/odoo,bplancher/odoo,microcom/odoo,syci/OCB,syci/OCB,bplancher/odoo,ygol/odoo,Elico-Corp/odoo_OCB,storm-computers/odoo,sysadminmatmoz/OCB,ygol/odoo